A feature from NASA’s Ames Research Center in Silicon Valley originally posted on March 30, 2017.

Euglenoids have had a very, very long time to evolve, and that has led to the things they have evolved into being extremely diverse—so diverse that, combined with the varied shape-shifting abilities of its member species, euglenoids have...

New studies find that artificial sweeteners may be toxic to gut microbiome.

The Plague! The Black Death! You've heard of some version of this disease, which wiped out massive percentages of the global population several times in recent millenia. Terrifying, no? So what causes it? Well now we know! It's a little...

We often focus on the organisms, but what about the even smaller world inside of them?

Sometimes, pictures and videos aren’t enough. Sometimes the best way to share what you’ve seen under the microscope is, well, to share the actual thing you’re looking at.

In this video, the teacher explains how to write exponential equations from story problems. They emphasize the importance of clearly defining variables and finding the relevant information in the problem.

Bacillaria Distractingly Beautiful Crystal Colonies

Lesson on Medical Terminology, The Basics: Microbiology and Infectious Diseases including Bacteria, Viruses and Fungi. In this lesson, we discuss a variety of prefixes and suffixes that denote bacteria, viruses and fungi, including how...

Microbiology: Oxidase Test

A series aimed at Primary School students learning all about the Ocean and its inhabitants in their science classes. This video in particular will take students through the reasons why seawater looks so blue.

The brain is like a really fancy restaurant. Itês picky about who it lets inside. You have to be one of the privileged few. But even fancy restaurants need to be cleaned up and protected, right? Who does the dirty work? In this episode...

New research may explain why rainfall on the soil creates a unique scent in the air. <br/>

As the world grapples with new pandemics, what can we learn from the US’s mixed response to the Bubonic Plague, which arrived in San Francisco in 1900?

In this video, I discuss the biosynthesis of the third aromatic amino acid, Tryptophan, from chorismate which occurs in the plastid (chloroplast).

The video is a lecture presentation about the nitrogen cycle and how the essential element is continuously recycled in nature. The speaker first explains the concept of cycles in general and why they are necessary due to the finite...

Microbiology: Catalase Test

The Struggle to Breathe part 2/8: This video explores the causes of pneumonia and its impact on children, particularly in impoverished areas where pollution and malnutrition increase the risk of infection. The importance of vaccination...

As always, the steps of putting a gene insert into vector/plasmid AND nickel affinity chromatography depend on your specific lab and protocol. Here, we look at the general theory of engineering a poly-His tagged protein and Ni affinity...

The video discusses the history of the Earth's atmosphere and how it has changed over time. It explains the theories and evidence scientists have used to hypothesize these changes, from the early atmosphere being similar to that of Mars...

Aperiomics, a small business funded by the National Science Foundation Small Business Innovation Research program, is developing a test that can identify a wide range of pathogens in one biological sample. Crystal Icenhour, CEO of...

This video explains the science behind the pleasant fragrance we experience after the first rain, known as petrichor. It explores the role of plant oils and bacteria in the soil that contribute to this unique scent.

The video covers abscesses, explaining what they are, how they form, and how they are treated. The teacher uses a cadaver skin to illustrate the structure of the skin and the process of abscess formation, and also demonstrates the...

It's time to explore a big question while we watch a ciliate go through its last moments.<br/>